The Pac-12 Conference is a collegiate athletic conference that operates in the Western United States. Its twelve members are located in the states of Arizona, California, Colorado, Oregon, Utah, and Washington. They include each state's flagship public university, four additional public universities, and two private research universities. The Pac-12 participates at the National Collegiate Athletic Association (NCAA) Division I level for all sports, and its football teams compete in the Football Bowl Subdivision, the highest level of NCAA football competition.